Soldering

Solder is used to connect electronic components to the PCB (Printed Circuit Board) :-)
Do not touch the soldering iron to your finger because it will burn you
Do not hold soldering iron from tip
Hold from plastic as if holding pencil
Make sure to always put soldering iron back into its stand
Always use safety equipment such as safety goggles and mask
Preheat area to be soldered by soldering iron
Keep the iron in place, bring the solder to this are and melt it for 1-2 seconds.
Cut the excess leads with a diagonal cutter
Strip wires before soldering :-)